/*
 * Copyright (c) 2008, Jochen Mader, Tareq Doufish, Andreas Blochberger
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * - Redistributions of source code must retain the above copyright notice, 
 *   this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice, 
 *   this list of conditions and the following disclaimer in the documentation 
 *   and/or other materials provided with the distribution.
 * - Neither the name of Monklypse nor the names of its contributors may be 
 *   used to endorse or promote products derived from this software without 
 *   specific prior written permission.
 *   
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */
package org.monklypse.core;

import java.util.HashMap;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;

import com.jme.system.DisplaySystem;
import com.jme.system.canvas.JMECanvasImplementor;
import com.jmex.swt.lwjgl.LWJGLSWTCanvas;
import com.jmex.swt.lwjgl.LWJGLSWTConstants;

/**
 * Basic composite that contains a canvas and an implementor.
 * 
 * @author Tareq
 * @author Andreas
 * @author Jochen Mader - jochen@pramari.com - Sep 25, 2008
 * 
 */
public class JMEComposite extends Composite {
	/** The canvas used by the implementor. */
	protected LWJGLSWTCanvas canvas;
	/** Implementor for this composite.*/
	protected JMECanvasImplementor implementor;
	/**
	 * Constrcutro.
	 * 
	 * @param parent parent of the composite
	 * @param implementor implementor for the canvas
	 */
	public JMEComposite(Composite parent, JMECanvasImplementor implementor) {
		super(parent, SWT.NONE);
		this.implementor = implementor;
		setLayout(new FillLayout());
		initializeJMEComponents();
	}

	/**
	 * Initialize JME components
	 */
	protected void initializeJMEComponents() {
		canvas = createCanvas();
		canvas.setImplementor(implementor);
	}
	
	/**
	 * Create the canvas. 
	 * @return
	 */
	protected LWJGLSWTCanvas createCanvas() {
		HashMap<String, Object> props = new HashMap<String, Object>();
		props.put(LWJGLSWTConstants.PARENT, this);
		props.put(LWJGLSWTConstants.STYLE, SWT.NONE);
		props.put(LWJGLSWTConstants.DEPTH_BITS, 8);
		return (LWJGLSWTCanvas) DisplaySystem.getDisplaySystem().createCanvas(
				640, 480, "SWT", props);
	}
}
